package DBLayer;

import java.sql.ResultSet;
import java.sql.Statement;

public class GetMax {

public GetMax(){}

public static int getMaxId(String query){
ResultSet results;
int id = -1;

try{
	Statement stmt = DbConnection1.getInstance().getDBcon().createStatement();
	results = stmt.executeQuery(query);
	if (results.next()){
        	id = results.getInt(1);
	}
}
catch (Exception e){
	System.out.println("Query exception: Error in reading maxid" +e);
}
return id;
}
}
